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TS Optics Photon N 254/1016 Carbon OTA Specs
| Brand | TS Optics (Teleskop-Service) |
| Full Model Code | TS Optics Photon 10-inch f/4 Carbon Fiber Newtonian Astrograph Optical Tube Assembly |
| Country of Origin | Taiwan (Manufacturing Execution) / Germany (Design / Quality Control Oversight) |
| Optical Design | Newtonian Reflector Astrograph (Parabolic Primary Mirror paired with an oversized flat secondary mirror for full sensor illumination) |
| Aperture | 254 mm (10.00 inches) |
| Focal Length | 1016 mm |
| Focal Ratio | f/4.00 |
| Optical Coatings | Enhanced Aluminum Mirror Coating achieving 94% overall reflectivity backed with a protective quartz overlayer |
| Glass Material | Thermally Stable Quartz Mirror Substrates ensuring absolute focus point retention across fluctuating nighttime environment metrics |
| Secondary Mirror Obstruction | 88 mm (Minor axis width footprint profile of the interior diagonal spider mirror) |
| Secondary Mirror Obstruction by Diameter | 34.6% |
| Secondary Mirror Obstruction by Area | 12.00% |
| Resolving Power | 0.46 Arcseconds (Dawes), 0.54 Arcseconds (Rayleigh) |
| Limiting Visual Magnitude | 13.8 |
| Highest Useful Magnification | 508x |
| Lowest Useful Magnification | 36x |
| Optical Tube Material | Advanced Multi-Layer Carbon Fiber Composite Tube structure optimized for high structural rigidity and minimal thermal expansion |
| Focuser Style & Mechanism | 3-inch Ultra-Heavy-Duty Dual-Speed Linear Bearing Focuser featuring 1:10 micro-reduction and high-load mechanical stabilization |
| Mirror Lock Mechanism | Yes (Adjustable mechanical pull-and-push primary cell positioning bolts paired with independent structural lock screws) |
| Optical Tube Dimensions | 290 mm x 980 mm (Tube Outer Diameter x Working Longitudinal Structural Chassis Layout) |
| Optical Tube Weight | 12.00 kg (26.46 lbs) (Rigid carbon tube frame setup inclusive of standard CNC rings and Losmandy-style tracking plate) |
| Mount Attachment Type | CNC-Machined Aluminum Tube Clamps connected to a standard Losmandy-Style 3-inch Dovetail Mounting Plate Frame |
| Finder Scope Specification | 8x50 Achromatic Finder Scope module mounted on an adjustable secondary quick-release foot block |
| Included Accessories | 254mm Quartz Carbon Optical Tube, 3-inch Linear Bearing Focuser, 8x50 Finder, CNC Tube Rings, Losmandy Dovetail Rail |
| Standard Warranty | 2-Year Limited Warranty |
| Application | Professional high-speed full-frame deep-sky astrophotography, combining a large 10-inch aperture with a massive 3-inch zero-flexure focuser frame. |
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